.navbar-fixed-top{
    background-color:rgba(255,255 ,255, 0);
    border-color: transparent !important;
    height: 70px;
    padding: 20px;
}
.navbar-brand img{
    width: 34px;
    height: 34px;
    margin-top: -5px;
    margin-left: 150px;
}
.navbar-nav{
    margin-left: 100px;
}
a{
    color: white;
}
a:hover{
    color: #f40;
}
/* 消除鼠标悬浮时的背景色 */
.navbar-fixed-top:hover {
    background-color: transparent;
}
.navbar-fixed-bottom:hover {
    background-color: transparent;
}
.navbar-fixed-top .navbar-nav > li > a:hover {
    background-color: transparent;
}
.navbar-fixed-top .navbar-nav > li > a:focus {
    background-color: transparent;
}
.navbar-scrolled {
    background-color: rgba(0, 0, 0, 0.7);
}
.nav-active-item{
    font-weight: bolder;
    color: #f40 !important;
}
.nav-item{
    font-weight: bolder;
}
nav{
    border-color: transparent !important;
}